19239492055

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{40127}}^1$

素因数の和:40268

約数の個数: 48

約数和(自身を含む): 28545454080

約数和(自身を除く): 9305962025

約数列:

[1, 5, 7, 19, 35, 49, 95, 103, 133, 245, 515, 665, 721, 931, 1957, 3605, 4655, 5047, 9785, 13699, 25235, 40127, 68495, 95893, 200635, 280889, 479465, 762413, 1404445, 1966223, 3812065, 4133081, 5336891, 9831115, 20665405, 26684455, 28931567, 37358237, 78528539, 144657835, 186791185, 202520969, 392642695, 549699773, 1012604845, 2748498865, 3847898411, 19239492055]

約数ペア:

[(1, 19239492055), (5, 3847898411), (7, 2748498865), (19, 1012604845), (35, 549699773), (49, 392642695), (95, 202520969), (103, 186791185), (133, 144657835), (245, 78528539), (515, 37358237), (665, 28931567), (721, 26684455), (931, 20665405), (1957, 9831115), (3605, 5336891), (4655, 4133081), (5047, 3812065), (9785, 1966223), (13699, 1404445), (25235, 762413), (40127, 479465), (68495, 280889), (95893, 200635)]